<template>
  <div>
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>

    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input
            placeholder="请输入内容"
            clearable
            v-model="queryInfo.query"
            @clear="getGoodsList"
          >
            <el-button
              slot="append"
              icon="el-icon-search"
              @click="handleCurrentChange(1)"
            ></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="goAddPage">添加商品</el-button>
        </el-col>
      </el-row>

      <el-table :data="goodslist" stripe border style="width: 100%">
        <el-table-column type="index"> </el-table-column>
        <el-table-column prop="goods_name" label="商品名称"></el-table-column>
        <el-table-column
          prop="goods_price"
          label="商品价格（元）"
          width="95px"
        ></el-table-column>
        <el-table-column
          prop="goods_weight"
          label="商品重量"
          width="70px"
        ></el-table-column>
        <el-table-column prop="add_time" label="创建时间" width="170px">
          <template v-slot="scope">
            {{ scope.row.add_time | dateFormat }}
          </template>
        </el-table-column>
        <el-table-column label="操作" width="130px">
          <template v-slot="scope">
            <el-button
              size="mini"
              type="primary"
              icon="el-icon-edit"
            ></el-button>
            <el-button
              size="mini"
              type="warning"
              icon="el-icon-delete"
              @click="removeById(scope.row.goods_id)"
            ></el-button>
          </template>
        </el-table-column>
      </el-table>

      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[10, 20, 50]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
        background
      >
      </el-pagination>
    </el-card>
  </div>
</template>

<script>
export default {
  data () {
    return {
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 10
      },
      goodslist: [],
      total: 0
    };
  },
  methods: {
    async getGoodsList () {
      const { data } = await this.$http.get('goods', {
        params: this.queryInfo
      });
      if (data.meta.status !== 200) {
        return this.$message.error(data.meta.msg);
      }
      this.goodslist = data.data.goods;
      this.total = data.data.total;
    },
    handleSizeChange (newSize) {
      this.queryInfo.pagesize = newSize;
      this.getGoodsList();
    },
    handleCurrentChange (newPage) {
      this.queryInfo.pagenum = newPage;
      this.getGoodsList();
    },
    removeById (id) {
      this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      })
        .then(async () => {
          const { data } = await this.$http.delete(`goods/${id}`);
          if (data.meta.status !== 200) {
            return this.$message.error(data.meta.msg);
          }
          this.getGoodsList();
          this.$message({
            type: 'success',
            message: '删除成功!'
          });
        })
        .catch(() => {
          this.$message({
            type: 'info',
            message: '已取消删除'
          });
        });
    },
    goAddPage () {
      this.$router.push('goods/add');
    }
  },
  created () {
    this.getGoodsList();
  }
};
</script>

<style lang="less" scoped></style>
